The explosive colours, the botanicas shops selling spell components for use in vodoun (voodoo) - a real and important system of faith for millions of Caribbeans, Brazilians and Africans - the constant pulse of music and the muddy, rich tones of Ayisen Creole make this a Miami must-see, although be advised this area can be dodgy at night.

BBC: Multicultural Miami

The continuous pumping means the patient's pulse is replaced by a constant whir - similar to the sound of a washing machine.

BBC: Image of heart failure